SSDM-13926: Fixing the failing JS test.

...penbis/generic/asapi/v3/dto/exporter/data/ExportData.java

.../generic/asapi/v3/dto/exporter/data/ExportablePermId.java

...is/generic/asapi/v3/dto/exporter/data/SelectedFields.java

...penbis/generic/asapi/v3/dto/importer/ImportOperation.java

...nbis/generic/asapi/v3/dto/importer/data/ImportScript.java

...ic/asapi/v3/dto/importer/data/UncompressedImportData.java

...bis/generic/asapi/v3/dto/importer/data/ZipImportData.java

.../generic/asapi/v3/dto/importer/options/ImportOptions.java

api-openbis-javascript/src/v3/openbis.js

...enbis-v3-api-test/html/test/openbis-execute-operations.js

...bapps/openbis-v3-api-test/html/test/test-import-export.js